Patents by Inventor Stephen W. King

Stephen W. King has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11525106
    Abstract: This disclosure relates generally to bleach activator compositions. This disclosure relates more particularly to tetraacetyldiamine and/or triacetyldiamine derivatives and compositions thereof and to their use as bleach activators, and methods for using them as detergents or biocides.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: December 13, 2022
    Assignees: DOW GLOBAL TECHNOLOGIES LLC, THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOIS
    Inventors: Xue Chen, Stephen W. King, Ziyuan Song, Jianjun Cheng
  • Patent number: 11510429
    Abstract: Cyclic ketal compounds provide excellent foam protection when having at least one moiety of a threshold size (comprising 4 or more carbon atoms) pendant from a ketal carbon. The carbons in such moieties may be present in one or more chains. The cyclic ketal compounds of the present invention are compatible with foodstuff manufacturing. In particular, it has been discovered that the cyclic ketal compounds of the present invention exhibit excellent foam control performance in both potato and sugar beet processing systems.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: November 29, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Michael L. Tulchinsky, Xue Chen, Clark H. Cummins, Stephen W. King
  • Publication number: 20220365440
    Abstract: A photoresist stripping composition comprising an organic amine and a method is provided. The photoresist stripping composition comprising an organic amine having the following formula (1).
    Type: Application
    Filed: August 30, 2019
    Publication date: November 17, 2022
    Inventors: Xin Jiang, Stephen W. King
  • Publication number: 20220355281
    Abstract: Embodiments of the present disclosure are directed towards methods of etherification including modifying a zeolite catalyst with phosphorus to provide a phosphorus modified zeolite catalyst; and contacting the phosphorus modified zeolite catalyst with an olefin and an alcohol to produce a monoalkyl ether.
    Type: Application
    Filed: September 23, 2020
    Publication date: November 10, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: Wen-Sheng Lee, Dean Millar, Stephen W. King
  • Patent number: 11478005
    Abstract: A method for controlling foam comprising providing food composition comprising a foam control agent and a foodstuff, the foam control agent comprising a Mono glycidyl ether adduct or a Diglycidyl ether adduct. A composition useful for foam control comprising a mono glycidyl ether adduct, a diglycidyl ether adduct or combination thereof.
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: October 25, 2022
    Assignee: DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Stephen W. King, Clark H. Cummins, Michael L. Tulchinsky, Xue Chen
  • Publication number: 20220326620
    Abstract: A photoresist stripping composition comprising an organic amine and a method is provided. The photoresist stripping composition comprising an organic amine having the following formula (1).
    Type: Application
    Filed: August 30, 2019
    Publication date: October 13, 2022
    Inventors: Qi Jiang, Xue Chen, Xin Jiang, Jianhai Mu, Stephen W. King
  • Patent number: 11453143
    Abstract: The present disclosure describes a treated cellulosic material comprising a cellulosic material having a porous structure defining a plurality of pores, at least a portion of the pores containing a treating agent comprising a polymer comprising an olefin-carboxylic acid copolymer; and a modifying agent comprising an epoxy.
    Type: Grant
    Filed: April 27, 2020
    Date of Patent: September 27, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Stephen W. King, Xue Chen
  • Publication number: 20220298093
    Abstract: Embodiments of the present disclosure are directed towards methods of etherification including reducing templates of a zeolite catalyst to provide a reduced template zeolite catalyst having from 3 to 15 weight percent weight percent of templates maintained following calcination of zeolite catalyst; and contacting the reduced template zeolite catalyst with an olefin and an alcohol to produce a monoalkyl ether.
    Type: Application
    Filed: September 23, 2020
    Publication date: September 22, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: Wen-Sheng Lee, Beata A. Kilos, Sung-Yu Ku, Stephen W. King
  • Publication number: 20220282024
    Abstract: The present disclosure provides for a metal chelated polyol liquid and/or a metal chelated polyether polyol liquid that can be used in an isocyanate-reactive composition and a reaction mixture for forming a polyurethane polymer. The metal chelated polyester polyol liquid is a reaction product of a chelating polyester polyol having a chelating moiety and a metal compound having a metal ion. The metal chelated polyether polyol liquid is a reaction product of a chelating polyether polyol having a chelating moiety and a metal compound having a metal ion. The chelating moiety of the chelating polyester polyol or the chelating polyether polyol chelates the metal ion to form the metal chelated polyester polyol liquid or the metal chelated polyether polyol liquid, respectively, having a mole ratio of the metal ion to the chelating moiety of 0.05:1 to 2:1.
    Type: Application
    Filed: July 7, 2020
    Publication date: September 8, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: William J. Harris, Dakai Ren, Stephen W. King, Xue Chen
  • Publication number: 20220281792
    Abstract: Embodiments of the present disclosure are directed towards methods of etherification including modifying a zeolite catalyst with silica to provide a silica modified zeolite catalyst; and contacting the silica modified zeolite catalyst with an olefin and an alcohol to produce a monoalkyl ether.
    Type: Application
    Filed: September 23, 2020
    Publication date: September 8, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: Wen-Sheng Lee, Sung-Yu Ku, Stephen W. King
  • Publication number: 20220275140
    Abstract: Embodiments of the present disclosure are directed towards water-based compositions that include a reaction product formed by reacting a polyol and an aminopolycarboxylic compound.
    Type: Application
    Filed: July 9, 2020
    Publication date: September 1, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: Yinzhong Guo, Tuoqi Li, Xue Chen, Stephen W. King
  • Publication number: 20220275145
    Abstract: Embodiments of the present disclosure are directed towards solventless compositions that include a reaction product formed by reacting a polyol and an aminopolycarboxylic compound.
    Type: Application
    Filed: July 7, 2020
    Publication date: September 1, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: Yinzhong Guo, Xue Chen, Stephen W. King
  • Publication number: 20220274903
    Abstract: A method including the step contacting an olefin, an alcohol, a metallosilicate catalyst and a solvent, wherein the solvent comprises structure (I): wherein R1 and R2 are each selected from the group consisting of an aryl group and an alkyl group with the proviso that at least one of R1 and R2 is an aryl group, further wherein n is 1-3.
    Type: Application
    Filed: September 29, 2020
    Publication date: September 1, 2022
    Inventors: Wen-Sheng Lee, Mingzhe Yu, Jing L. Houser, Sung-Yu Ku, Wanglin Yu, Stephen W. King, Paulami Majumdar, Le Wang
  • Publication number: 20220266238
    Abstract: According to a least one feature of the present disclosure, a method includes the steps: (a) providing a metallosilicate catalyst that has been used to catalyze a chemical reaction; and (b) heating the metallosilicate catalyst to a temperature from 200° C. to 425° C. for a period of 0.5 hours to 5 hours.
    Type: Application
    Filed: September 29, 2020
    Publication date: August 25, 2022
    Inventors: Wen -Sheng Lee, Mingzhe Yu, Thomas H. Peterson, Sung-Yu Ku, Wanglin Yu, Le Wang, Stephen W. King
  • Patent number: 11419357
    Abstract: A method for controlling foam comprising providing a food composition comprising a foam control agent and a food-stuff, and processing the food composition, wherein the foodstuff comprises potato derivatives or beet derivatives. A food composition comprising a foodstuff and a foam control agent, and wherein the foodstuff comprises potato derivatives or beet derivatives.
    Type: Grant
    Filed: February 12, 2019
    Date of Patent: August 23, 2022
    Assignee: DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Clark H. Cummins, Stephen W. King, Xue Chen, Michael L. Tulchinsky
  • Publication number: 20220259364
    Abstract: Embodiments of the present disclosure are directed towards solvent-based compositions that include a reaction product formed by reacting a polyol and an aminopolycarboxylic compound.
    Type: Application
    Filed: July 8, 2020
    Publication date: August 18, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: Yinzhong Guo, Tuoqi Li, Xue Chen, Stephen W. King
  • Publication number: 20220258142
    Abstract: A method includes the steps of (a) contacting a solvent having a Water Solubility of 1 g or greater per 100 g of water with a metallosilicate catalyst having an alumina to silica ratio from 5 to 1500; and (b) heating the metallosilicate catalyst to a temperature from 125 C to 300 C fora period of 0.5 hours to 5 hours.
    Type: Application
    Filed: September 29, 2020
    Publication date: August 18, 2022
    Inventors: Wen-Sheng Lee, Le Wang, Thomas H. Peterson, Sung-Yu Ku, Wanglin Yu, Stephen W. King
  • Patent number: 11370919
    Abstract: A method for preparing a treated cellulosic material comprising: providing a cellulosic material; a first treatment protocol comprising impregnating the cellulosic material with an aqueous solution comprising a polymer, the polymer comprising a water-soluble polyetheramine; and a second treatment protocol comprising impregnating the cellulosic material with a modifying agent, the modifying agent comprising an aqueous dispersion comprising an epoxy-containing resin.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: June 28, 2022
    Assignee: DOW GLOBAL TECHNOLOGIES
    Inventors: Stephen W. King, Xue Chen
  • Patent number: 11332596
    Abstract: A treated cellulosic material comprising: a cellulosic material having a porous structure defining a plurality of pores, the cellulosic material comprising wood including wood or wood composite materials, at least a portion of the pores containing a treating agent comprising: a polymer comprising a water soluble polyol; and a modifying agent comprising a hydrophobic polyalkylene polyol. A method for preparing a treated cellulosic material comprising: providing a cellulosic material; a first treatment protocol comprising impregnating the cellulosic material with a polymer, the polymer comprising a water-soluble polyol; and a second treatment protocol comprising impregnating the cellulosic material with a modifying agent, the modifying agent comprising a hydrophobic polyalkylene polyol.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: May 17, 2022
    Assignee: DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Stephen W. King, Xue Chen
  • Patent number: 11214533
    Abstract: A mixture of octanols, nonanols and decanols is useful for the preparation of alkoxylates, which alkoxylates may be used as surfactants, which surfactants have surprisingly good biodegradability.
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: January 4, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Sung-Yu Ku, Wanglin Yu, Christopher S. Letko, Stephen W. King, Michael A. Brammer